What is 7 QC tools? - Mechstudytips

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7QC TOOLS


What are 7QC tools?

  1. Stratification (Divide and Conquer)
  2. Histogram.
  3. Check Sheet (Tally Sheet)
  4. Cause-and-effect diagram (“fishbone” or Ishikawa diagram)
  5. Pareto chart (80/20 Rule)
  6. Scatter diagram (Shewhart Chart)
  7. Control chart.

Who invented?

Japanese professor of engineering Kaoru Ishikawa

Why 7QC tools?

The 7 QC tools are fundamental instruments to enhance the method and merchandise quality. they're wont to examine the assembly process, identify the key issues, control fluctuations of product quality, and provides solutions to avoid future defects

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